Dental hygiene center



FIG. 1 is a front elevational view of a dental hygiene center showing my new design;

FIG. 2 is a back elevational view thereof;

FIG. 3 is top view thereof;

FIG. 4 is back view thereof; and,

FIG. 5 is a front view thereof. 

The ornamental design for a dental hygiene center, as shown. 